#fileBrowserDialog ul {
  margin: 0;
  padding: 0;
}
#fileBrowserDialog ul li {
  margin: 2px;
  position: relative;
  padding: 4px 0;
  cursor: pointer;
  list-style: none;
}
#fileBrowserDialog ul li a {
  display: block;
}
#fileBrowserDialog ul li a:hover {
  color: blue;
  background: none;
}
#fileBrowserDialog ul li a span.ui-icon {
  margin: 0 4px;
  float: left;
}
#fileBrowserDialog ul li a:hover span.ui-icon {
/*  background-position: -16px -96px;*/
}